Litigation and Environmental Matters (Details) $ in Millions |
Dec. 31, 2021
USD ($)
|
|---|---|
| Loss Contingencies | |
| Maximum expected cleanup exposure for individual site | $ 4 |
| Maximum expected cleanup exposure in aggregate | 10 |
| Legal proceedings and environmental exposures | |
| Loss Contingencies | |
| Recorded accrual balance for legal proceedings and exposures | 40 |
| Legal proceedings and environmental exposures | Minimum | |
| Loss Contingencies | |
| Estimation of possible loss | 30 |
| Legal proceedings and environmental exposures | Maximum | |
| Loss Contingencies | |
| Estimation of possible loss | $ 45 |